CN118066976A - Rudder angle testing device - Google Patents
Rudder angle testing device Download PDFInfo
- Publication number
- CN118066976A CN118066976A CN202410244825.1A CN202410244825A CN118066976A CN 118066976 A CN118066976 A CN 118066976A CN 202410244825 A CN202410244825 A CN 202410244825A CN 118066976 A CN118066976 A CN 118066976A
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- China
- Prior art keywords
- rudder
- plate
- dial
- rudder plate
- fin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000012360 testing method Methods 0.000 title claims abstract description 69
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
The embodiment of the invention discloses a rudder angle testing device, which comprises: the end part of the dial is provided with a pointer, and the top surface of the dial, which is close to the tail part, is provided with scale marks corresponding to the pointer; the fin fixing assembly is integrally formed with the dial plate and is used for fixing a fin of a workpiece to be detected; the rudder plate fixing assembly is used for connecting the pointer with a rudder plate of a workpiece to be tested, and when the angle of the rudder plate changes, the pointer can rotate along with the rudder plate; the test assembly is arranged on the top surface of the dial, the bottom of the test assembly is provided with a test assembly rotating shaft, and the test assembly rotating shaft penetrates through the dial and then is connected with one end of a locating pin in a guide ridge of a workpiece to be tested, so that when the angle of the rudder plate changes, the rudder angle value of the rudder plate is tested; the top of rudder plate is equipped with the rudder plate pivot, and rudder plate pivot is connected with the other end of locating pin. The accuracy and the fixed firmness of measurement are improved.
Description
Technical Field
The invention relates to the field of rudder angle testing, in particular to a rudder angle testing device.
Background
When an underwater vehicle performs steering test on land, the rotation angle of the steering plate needs to be tested so as to ensure the navigation accuracy of the underwater vehicle.
In the prior art, the shaft of the circular arc dial with scales is fixedly connected with the locating pin on the guide ridge, and is clamped at the left side and the right side of the guide ridge by using spinning bolts, and dial pointers are fixed on the rudder plate. When steering is tested, the pointer is first aligned with the rudder plate position and the dial is adjusted so that the 0-position of the dial is aligned with the pointer. After the adjustment, the position of the pointer moving along with the rudder plate is manually read the dial value. The connection mode that the pin shaft of the dial is sleeved in the center hole (the positioning pin) of the guide ridge is not firm, and the pin shaft of the dial can shake during use so as to influence the accuracy of a test result.
Aiming at the problem that the dial is not firmly connected so as to easily influence the test error in the prior art, no effective solution exists at present.
Disclosure of Invention
In order to solve the problems, the invention provides the rudder angle testing device, which realizes automatic detection of the steering angle of the rudder plate through the rudder angle encoder of the testing component, and is fixed with the rudder plate and the fin plate in a more stable manner, so that the accuracy and autonomy of the rudder angle detection are realized in all directions.
In order to achieve the above object, the present invention provides a rudder angle testing device, comprising: the end part of the dial is provided with a pointer, and the top surface of the dial, which is close to the tail part, is provided with scale marks corresponding to the pointer; the fin fixing assembly is integrally formed with the dial and is used for fixing the fin of the workpiece to be tested; the rudder plate fixing assembly is used for connecting the pointer with a rudder plate of the workpiece to be tested, and the pointer can rotate along with the rudder plate when the angle of the rudder plate changes; the testing component is arranged on the top surface of the dial, a testing component rotating shaft is arranged at the bottom of the testing component, and the testing component rotating shaft penetrates through the dial and then is connected with one end of a locating pin in a guide ridge of the workpiece to be tested, so that when the angle of the rudder plate changes, the rudder angle value of the rudder plate is tested; the top of rudder plate is equipped with the rudder plate pivot, the rudder plate pivot with the other end of locating pin is connected.
Further optionally, the test assembly includes a rotary encoder and a pulse counter; the rotary encoder is electrically connected with the pulse counter and is arranged in an integrated box together; the bottom of the rotary encoder is provided with the rotating shaft of the testing component.
Further optionally, the test component is connected to the host computer through a cable.
Further optionally, the test assembly further comprises a display; the display is connected with the main control computer and used for displaying the rudder angle value of the rudder plate calculated by the main control computer.
Further optionally, the fin fixing assembly includes: the first fixed connecting plate and the jacking piece; the first fixed connecting plate is connected to the bottom of the dial, and the side face of the first fixed connecting plate is provided with a tightening piece; the fin plate is fixed through the jacking piece.
Further optionally, two propping members are arranged on the side surface of the first fixing plate.
Further optionally, the rudder plate fixing assembly includes: the second fixed connecting plate and the jacking piece; the second fixed connecting plate is connected with the pointer, and a jacking piece is arranged on the side face of the second fixed connecting plate; two second fixed connection plates are respectively positioned at two sides of the rudder plate, and the rudder plate is fixed through the jacking piece.
Further optionally, the tightening piece is a bolt, one end of the tightening piece, which is positioned at the outer side of the corresponding fixed connecting plate, is provided with a knob, and the other end of the tightening piece is used for tightening the workpiece to be measured.
Further optionally, the tail of the dial is arc-shaped, and the scale marks are distributed in the arc shape at the tail of the dial.
Further optionally, the fin fixing assembly is disposed on the fin near the guide ridge.
The technical scheme has the following beneficial effects: the dependence of the mechanical rudder angle testing device on manual reading is solved, and mechanical 0-bit calibration is avoided; the use of the testing device has small error in rudder angle measurement, is stable and reliable, and can realize automatic measurement of rudder angle.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural diagram of a rudder angle testing device according to an embodiment of the present invention;
Fig. 2 is a schematic side view of a rudder angle testing device according to an embodiment of the present invention.
Reference numerals: 10-fins; 20-rudder plate; 1-a fin fixing assembly; 2-rudder plate fixing assemblies; 3-pointer; 4-rudder plate rotating shaft; 5-testing the rotating shaft of the assembly; 6-testing the assembly; 7-a cable; 8-dial.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order to solve the problems of unstable dial connection and large measurement error in the prior art, an embodiment of the present invention provides a rudder angle testing device, as shown in fig. 1 and fig. 2, the device includes: the end part of the dial 8 is provided with a pointer 3, and the top surface of the dial 8, which is close to the tail part, is provided with scale marks corresponding to the pointer 3; the fin fixing assembly 1 is integrally formed with the dial 8 and is used for fixing a fin 10 of a workpiece to be detected; the rudder plate fixing assembly 2 is used for connecting the pointer 3 with a rudder plate 20 of a workpiece to be tested, and when the angle of the rudder plate 20 changes, the pointer 3 can rotate along with the rudder plate; the test assembly 6 is arranged on the top surface of the dial 8, the bottom of the test assembly 6 is provided with a test assembly rotating shaft 5, and the test assembly rotating shaft 5 passes through the dial 8 and then is connected with one end of a locating pin in a guide ridge of a workpiece to be tested, so that when the angle of the rudder plate 20 changes, the rudder angle value of the rudder plate 20 is tested; the top of rudder plate 20 is equipped with rudder plate pivot 4, and rudder plate pivot 4 is connected with the other end of locating pin.
As shown in fig. 1, the fin 10 has a larger profile, and the top tail end protrudes by a portion of a leading ridge. The rudder plate 20 has a smaller profile relative to the fin plate 10.
In this embodiment, the dial 8 is provided on the top of the workpiece to be measured, the fin 10 is fixed by the fin fixing assembly 1, and the rudder plate 20 is fixed by the rudder plate fixing assembly 2.
The fin fixing assembly 1 and the dial plate can be integrally formed through welding and other modes, so that firmness is ensured.
The top surface of the dial 8, which is close to the tail end, is provided with scale marks, the pointer 3 is connected with the rudder plate 20 and can rotate along with the rudder plate 20, and the pointer 3 can rotate relative to the dial 8, so that the pointer 3 is driven to rotate on the scale marks when the rudder plate 20 rotates, and a rudder angle value is obtained through manual reading.
The bottom of the test component 6 is provided with a test component rotating shaft 5, the top of the rudder plate 20 is provided with a rudder plate rotating shaft 4, a locating pin is arranged in a central hole of the guide ridge, the test component rotating shaft 5 is connected with one end of the locating pin, and the rudder plate rotating shaft 4 is connected with the other end of the locating pin, so that the test component rotating shaft 5 and the rudder plate rotating shaft 4 can be ensured to be positioned at the same axis, and the central hole of the guide ridge plays a role in locating. Thus, when the rudder plate 20 rotates, the test assembly rotating shaft 5 rotates accordingly, and the rudder angle value is obtained through internal data processing.
For the primary measurement result, the position of the pointer 3 on the dial 8 can be manually read, and compared with the electronic reading result obtained by the test assembly 6, so that the effect of checking is achieved.
As an alternative embodiment, the test assembly 6 comprises a rotary encoder and a pulse counter; the rotary encoder is electrically connected with the pulse counter and is arranged in the integrated box together; the bottom of the rotary encoder is provided with a testing component rotating shaft 5.
The pulse counter is connected with the rotary encoder through a cable, and the pulse counter and the rotary encoder are placed inside the integrated box together. The test assembly shaft 5 is the shaft of a rotary encoder. When the rudder plate 20 rotates, the rotary encoder starts to test, a rotation angle reading appears, the rotation angle reading is sent out in a pulse form, and the pulse counter automatically performs addition and subtraction calculation on the pulse sent out by the encoder, and the rudder angle value is obtained after processing.
As an alternative embodiment, the test assembly 6 is connected to the host computer by a cable 7.
The testing component 6 is connected with a power supply through a cable and is connected with a main control computer, and the main control computer can convert the pulse value calculated by the pulse technique device into a rudder angle value.
As an alternative embodiment, the test assembly 6 further comprises a display; the display is connected with the main control computer and used for displaying the rudder angle value of the rudder plate 20 calculated by the main control computer.
The display is arranged on the side face of the test assembly 6, the display is connected with the main control computer, and the main control computer can transmit the rudder angle value to the display to finish displaying.
As an alternative embodiment, the fin fixing assembly 1 comprises: the first fixed connecting plate and the jacking piece; the first fixed connecting plate is connected to the bottom of the dial 8, and the side surface is provided with a tightening piece; two first fixing connection plates are respectively arranged on two sides of the fin plate 10, and the fin plate 10 is fixed through the jacking piece.
The two first fixing connection plates of the fin fixing assembly 1 are respectively arranged on two sides of the fin 10, and the fin 10 is firmly fixed through the propping piece connected to one of the fixing connection plates, so that the fin 10 is fixed.
In the process, the jacking piece only needs to be jacked on the side face of the fin plate, and the fin plate does not need to be penetrated, so that the fin plate can be stably fixed on the premise of not punching.
As an alternative embodiment, the first fixing plate is provided with two clamping elements on its side.
Since the external dimensions of the fin 10 are larger than those of the rudder plate 20, two fasteners are required to fix the fin 10 together, thereby improving the fixing firmness of the fin 10.
As an alternative embodiment, the rudder plate fixing device 2 includes: the second fixed connecting plate and the jacking piece; the second fixed connecting plate is connected with the pointer 3, and the side surface is provided with a tightening piece; two second fixed connection plates are respectively arranged at two sides of the rudder plate 20, and the rudder plate 20 is fixed through the jacking piece.
The two second fixing connection plates of the rudder plate fixing assembly 2 are respectively arranged at two sides of the rudder plate 20, and the rudder plate 20 is firmly fixed through a propping piece connected with one of the fixing connection plates so as to complete the fixation of the rudder plate 20.
In the process, the jacking piece only needs to be jacked on the side face of the rudder plate, and the rudder plate does not need to be penetrated, so that the rudder plate can be stably fixed on the premise of not punching.
Because the rudder plate 20 has a smaller shape, the rudder plate 20 can be fixed by adopting a tightening piece. Of course, if the conditions allow, more tightening members may be provided to complete the fixing of the rudder plate 20 according to circumstances.
As an alternative implementation mode, the propping piece is a bolt, one end of the propping piece, which is positioned at the outer side of the corresponding fixed connecting plate, is provided with a knob, and the other end of the propping piece is used for propping the workpiece to be tested.
The jacking piece is a rotary jacking piece, in this embodiment, a bolt is adopted for fixing, one end of the outer side of the corresponding fixed connecting plate is provided with a knob, and the fastening degree can be adjusted by rotating the knob, namely, the pressing force of the other end of the bolt to the workpiece to be tested is adjusted.
As an alternative embodiment, the tail of the dial 8 is arc-shaped, and the scale marks are distributed in the arc shape at the tail of the dial 8.
As shown in fig. 2, the tail of the dial 8 is arc-shaped, and the scale marks are distributed in arc shape at the tail of the dial 8 to correspond to the rotation mode of the rudder plate 20.
As an alternative embodiment, the fin fixing assembly 1 is provided in the fin 10 near the guide ridge.
As a specific implementation mode, the pulse counter is connected with the rotary encoder through a cable, and is placed inside the integrated box together, and the cable is connected with a power supply and a main control computer of the detection device. The fin fixing assembly comprises two bolts with knobs, and the rudder plate fixing assembly comprises one bolt with a knob.
The test procedure was as follows: the test assembly is powered up and two knobs in the fin fixing assembly are checked to ensure that they are secured in place. The pulse counter reads 0 to be used as an electronic zero point for rudder angle detection. When the steering plate steers leftwards and rightwards, the rotating angle of the indicating needle on the dial plate along with the steering plate is converted into the rotating angle reading of the rotary encoder which is shifted by the indicating needle. The rotation angle reading is sent out in a pulse form, the pulse counter automatically carries out addition and subtraction calculation on the pulse sent out by the encoder, and the main control computer converts the pulse value into a rudder angle value and displays the rudder angle value through the display. For the primary measurement result, the position of the indicating needle on the dial can be manually read, and compared with the electronic rudder angle reading result of the display, so that the effect of checking is achieved.
The technical scheme has the following beneficial effects: the dependence of the mechanical rudder angle testing device on manual reading is solved, and mechanical 0-bit calibration is avoided; the use of the testing device has small error in rudder angle measurement, is stable and reliable, and can realize automatic measurement of rudder angle.
The foregoing description of the embodiments of the present invention further provides a detailed description of the objects, technical solutions and advantages of the present invention, and it should be understood that the foregoing description is only illustrative of the embodiments of the present invention and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. that fall within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (10)
1. A rudder angle testing device, comprising:
The end part of the dial is provided with a pointer, and the top surface of the dial, which is close to the tail part, is provided with scale marks corresponding to the pointer;
the fin fixing assembly is integrally formed with the dial and is used for fixing the fin of the workpiece to be tested;
The rudder plate fixing assembly is used for connecting the pointer with a rudder plate of the workpiece to be tested, and the pointer can rotate along with the rudder plate when the angle of the rudder plate changes;
The testing component is arranged on the top surface of the dial, a testing component rotating shaft is arranged at the bottom of the testing component, and the testing component rotating shaft penetrates through the dial and then is connected with one end of a locating pin in a guide ridge of the workpiece to be tested, so that when the angle of the rudder plate changes, the rudder angle value of the rudder plate is tested;
The top of rudder plate is equipped with the rudder plate pivot, the rudder plate pivot with the other end of locating pin is connected.
2. The rudder angle testing device according to claim 1, wherein:
the test assembly comprises a rotary encoder and a pulse counter;
the rotary encoder is electrically connected with the pulse counter and is arranged in an integrated box together;
the bottom of the rotary encoder is provided with the rotating shaft of the testing component.
3. The rudder angle testing device according to claim 2, wherein:
the test assembly is connected with the main control computer through a cable.
4. A rudder angle testing device according to claim 3, wherein:
the test assembly further includes a display;
the display is connected with the main control computer and used for displaying the rudder angle value of the rudder plate calculated by the main control computer.
5. The rudder angle testing apparatus of claim 1, wherein the fin fixing assembly comprises:
The first fixed connecting plate and the jacking piece;
the first fixed connecting plate is connected to the bottom of the dial, and the side face of the first fixed connecting plate is provided with a tightening piece;
The fin plate is fixed through the jacking piece.
6. The rudder angle testing device according to claim 1, wherein:
Two propping pieces are arranged on the side face of the first fixing plate.
7. The rudder angle testing apparatus of claim 1, wherein the rudder plate fixing assembly includes:
The second fixed connecting plate and the jacking piece;
The second fixed connecting plate is connected with the pointer, and a jacking piece is arranged on the side face of the second fixed connecting plate;
Two second fixed connection plates are respectively positioned at two sides of the rudder plate, and the rudder plate is fixed through the jacking piece.
8. Rudder angle testing device according to any of claims 5-7, characterized in that:
the jacking piece is a bolt, one end of the jacking piece, which is positioned at the outer side of the corresponding fixed connecting plate, is provided with a knob, and the other end of the jacking piece is used for jacking the workpiece to be tested.
9. The rudder angle testing device according to claim 1, wherein:
the tail of the dial is arc-shaped, and the scale marks are distributed in an arc shape at the tail of the dial.
10. The rudder angle testing device according to claim 1, wherein:
The fin fixing component is arranged at a position of the fin, which is close to the guide ridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410244825.1A CN118066976A (en) | 2024-03-05 | 2024-03-05 | Rudder angle testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410244825.1A CN118066976A (en) | 2024-03-05 | 2024-03-05 | Rudder angle testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118066976A true CN118066976A (en) | 2024-05-24 |
Family
ID=91101497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410244825.1A Pending CN118066976A (en) | 2024-03-05 | 2024-03-05 | Rudder angle testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118066976A (en) |
-
2024
- 2024-03-05 CN CN202410244825.1A patent/CN118066976A/en active Pending
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